Actron CP9175 OBD II AutoScanner - Manual (Page 47)

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Troubleshooting
5-1
Section 5 – Troubleshooting
Error Messages
Check the following if an error message displays:
❒
Make sure vehicle is OBD II compliant.
❒
Verify ignition key is ON and not in the ACCESSORIES
position.
❒
Make sure cable connects to vehicle’s Data Link
Connector.
❒
Look at Data Link Connector and check for cracked or
recessed pins, or for any substance that could prevent a
good electrical connection.
❒
Check for bent or broken pins.
❒
Check for blown fuses.
❒
Make sure the vehicles control module has a good
ground.
❒
Verify battery voltage is at least 8.0V.
❒
Verify the control module is not defective. Refer to the
vehicle service manual to diagnose the control module.
Tool Does Not Power Up
✓
Review “ Safety Precautions ” before troubleshooting.
Do the following if the tool will not power up, communicate with
vehicle’s Control Module, pass Tool Self-Tests, or functions
incorrectly in any other way:
❒
Check Data Link Connector pins.
❒
Reconnect Data Link Connector.
❒
Check vehicle battery to make sure at least 8.0 volts is
present.
❒
Contact Technical Support.